Method for the production of cellulose carbamate moulded bodies

The invention relates to a method for the direct production of fibres, films, beads, sponges and other moulded articles made of cellulose carbamate which was obtained by conversion of cellulose with urea at increased temperature and direct dissolution of the reaction product in sodium hydroxide solu...

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Bibliographische Detailangaben
Hauptverfasser:	SCHAAF ECKEHART, WEIGEL PETER, FINK HANS-PETER, LOTH FRITZ
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBONFILAMENTS CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS,THREADS, FIBRES, BRISTLES OR RIBBONS CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS DERIVATIVES THEREOF METALLURGY NATURAL OR ARTIFICIAL THREADS OR FIBRES ORGANIC MACROMOLECULAR COMPOUNDS POLYSACCHARIDES SPINNING TEXTILES THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	The invention relates to a method for the direct production of fibres, films, beads, sponges and other moulded articles made of cellulose carbamate which was obtained by conversion of cellulose with urea at increased temperature and direct dissolution of the reaction product in sodium hydroxide solution without an additional washing and cleaning operation.